Mom hates him!!!

So my mom hates my boyfriend ever since she found out we had sex... she tells me that she hopes he gets tired of me and dumps me how do I deal with this??? She is really hurting my feelings and she knows I really really love him i have tried to talk to her but she just puts me down every time... I want her to just be able to deal with him atleast she doesn't have to like him but idk what to do please help me!!!!!!